Finding the Fourth Proportional to 16,622.43, 22,931.82 and 9,547.35

Step by Step Solution

1. Step 1: Write the proportion equation
   16,622.43 : 22,931.82 = 9,547.35 : x
2. Step 2: Convert to fraction form
   16,622.43/22,931.82 = 9,547.35/x
3. Step 3: Cross multiply
   16,622.43x = 22,931.82 × 9,547.35
4. Step 4: Simplify right side
   16,622.43x = 218,938,111.68
5. Step 5: Solve for x
   x = 218,938,111.68/16,622.43
6. Step 6: Final answer
   x = 13,171.25